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- // Copyright 2021 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef CHROMECAST_RENDERER_FEATURE_MANAGER_ON_ASSOCIATED_INTERFACE_H_
- #define CHROMECAST_RENDERER_FEATURE_MANAGER_ON_ASSOCIATED_INTERFACE_H_
- #include <map>
- #include <string>
- #include <vector>
- #include "chromecast/common/mojom/feature_manager.mojom.h"
- #include "content/public/renderer/render_frame_observer.h"
- #include "mojo/public/cpp/bindings/associated_receiver_set.h"
- #include "third_party/blink/public/common/associated_interfaces/associated_interface_registry.h"
- namespace chromecast {
- // Similar to the internal FeatureManager, but it's attached to associated
- // interface to ensure the actions are taken before the webpage is loaded.
- // TODO(b/187758538): Refactor this class with the internal FeatureManager. The
- // most likely result is we upstream and merge the internal FeatureManager to
- // this class and rename this class to FeatureManager.
- class FeatureManagerOnAssociatedInterface
- : public content::RenderFrameObserver,
- public shell::mojom::FeatureManager {
- public:
- explicit FeatureManagerOnAssociatedInterface(
- content::RenderFrame* render_frame);
- FeatureManagerOnAssociatedInterface(
- const FeatureManagerOnAssociatedInterface&) = delete;
- FeatureManagerOnAssociatedInterface& operator=(
- const FeatureManagerOnAssociatedInterface&) = delete;
- ~FeatureManagerOnAssociatedInterface() override;
- bool configured() const { return configured_; }
- bool FeatureEnabled(const std::string& feature) const;
- const chromecast::shell::mojom::FeaturePtr& GetFeature(
- const std::string& feature) const;
- private:
- // content::RenderFrameObserver implementation:
- bool OnAssociatedInterfaceRequestForFrame(
- const std::string& interface_name,
- mojo::ScopedInterfaceEndpointHandle* handle) override;
- void OnDestruct() override;
- // shell::mojom::FeatureManager implementation
- void ConfigureFeatures(
- std::vector<chromecast::shell::mojom::FeaturePtr> features) override;
- // Bind the incoming request with this implementation
- void OnFeatureManagerAssociatedRequest(
- mojo::PendingAssociatedReceiver<shell::mojom::FeatureManager>
- pending_receiver);
- // Flag for when the configuration message is received from the browser.
- bool configured_;
- // Map for storing enabled features, name -> FeaturePtr.
- using FeaturesMap =
- std::map<std::string, chromecast::shell::mojom::FeaturePtr>;
- FeaturesMap features_map_;
- blink::AssociatedInterfaceRegistry registry_;
- mojo::AssociatedReceiverSet<shell::mojom::FeatureManager> receivers_;
- };
- } // namespace chromecast
- #endif // CHROMECAST_RENDERER_FEATURE_MANAGER_ON_ASSOCIATED_INTERFACE_H_
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